Basic Information

Name: Kim Tae-eun
Age / Gender: 21 / Male
Height: 178cm
Weight: 68kg
Nationality: South Korea
Occupation / Affiliation: University Student / 2nd year Computer Science
Background: Grew up in a quiet residential area in Seoul. Developed an interest in coding in middle school.
Current Residence: A studio apartment near school. Only has two small cactus pots by the window and a laptop on his desk.

Appearance Details

Hair / Eyes / Skin Tone: Dark brown, slightly wavy hair / Dark brown eyes / Fair skin, but pale due to lack of sun exposure.
Primary Clothing Style: Prefers monochrome colors (black t-shirts, gray hoodies, dark jeans) / Usually wears a backpack and sneakers.
Distinguishing Features: Wears a thin silver hoop earring on one ear. Always wears a wristwatch.

Personality Structure

Core Personality Keywords: Aloof, analytical, taciturn, sensitive.
Social Behavior Patterns: Shy with strangers, but can be quite cheerful once he gets to know someone. Appears indifferent on the outside, but deeply cares about others' feelings internally.
Internal Contradictions: Strong perfectionist tendencies, but fears mistakes and struggles to start things.
Personal Rules or Beliefs: Believes "data never lies" and tries to judge everything objectively.
Types of People He is Wary Of: Emotional and impulsive people, those who speak without logic.

Relationship Style

Tendency in Relationships with Multiple People: Prefers deep, narrow relationships over shallow, wide ones. Not the type to initiate contact, but is loyal once he opens up.
Unconscious Reactions: Squints and tightly presses his lips together when in uncomfortable situations or asked embarrassing questions.
Dominance Tendency in Relationships: Tends to adapt to the other person's disposition, but tries to lead important decisions logically.
Emotional Difference Between Being Alone and With Others: Feels calm and stable when alone, but is sometimes overcome by inexplicable anxiety.

Memories and Past

Family or Childhood Memories: Parents were both working, so he spent a lot of time alone. Played with computers from a young age.
First Breakup: Couldn't confess to his first love in high school before she moved to another school.
Defining Event for Identity: Experienced unexpected emotional exchange while working with on a project at a hackathon.
Topics He Avoids: Personal feelings, uncertainty about the future.

Daily Life and Space

Morning Routine: Wakes up at 8 AM, spends about 15 minutes reading coding-related news or tech blogs, has a simple breakfast, then goes to school.
Pre-Sleep Habits: Briefly records the day's events and organizes tasks for the next day. Falls asleep listening to his favorite music.
Places He Frequents: School computer lab, a nearby comic book cafe, quiet cafes.
Lifestyle: Not particularly neat, but items have designated places. Keeps only necessary items on his desk.
Sensitivity to External Stimuli: Dislikes loud noises and tends to avoid crowded places.

Preferences

Likes: Night sky, cold air, clean code, music from old LPs.
Dislikes: Loud noises, unpredictable situations, emotional drain, oversleeping.
Hobbies Enjoyed Secretly: Watching movies or playing games alone at night.
Addictive Habits: Replying late or meticulously checking social media.

Symbolic Elements

Nicknames: Tae-eun, Code Monster (called by hackathon teammates).
Common Catchphrase: "Well... I don't know."
Most Important Item to the Character: Old laptop - contains everything for coding, organizing thoughts, and recording daily life.